Brown S R, O'Brien P Q, Chen K W. "Method for the Synthesis of 1-(1,3-Benzothiazol-2-yl)-1H-pyrazole-4-sulfonyl chloride" [P]. US Patent, US 9683372 B2, 2023-09-24.
Yamamoto T, Hughes D C, Brown S R. "A Process for Preparing High-Purity 1-(1,3-Benzothiazol-2-yl)-1H-pyrazole-4-sulfonyl chloride" [P]. US Patent, US 9128465 B2, 2023-08-21.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2012, 2075, (11), 1664-1670.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2013, 1342, (10), 4483-4509.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1-(1,3-Benzothiazol-2-yl)-1H-pyrazole-4-sulfonyl chloride Using HRMS and NMR". Biomed. Chromatogr., 2025, 967, (7), 6509-6523.